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Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t3aM4-0000000EJ38-3mAg for ath12k@archiver.kernel.org; Wed, 23 Oct 2024 12:20:48 +0000 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t3aAQ-0000000EGaq-1Sdb for ath12k@lists.infradead.org; Wed, 23 Oct 2024 12:08:48 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 2BF1EA44C45; Wed, 23 Oct 2024 12:08:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 84640C4CEC6; Wed, 23 Oct 2024 12:08:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729685324; bh=F3oVWNgIClwObbZ786CTcXhGTYxKdHNsWla3wR2/wGg=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=EvKMFIP3M8vkM4ZW58KdPKtmIehEQyM8FHsKpCHfIOhW8RWY8Ua8XKlFEGpadMddX /TgAaKC6fI+xVlh/BQ1jFl4gt54EYbOEk3MvICqac0SDZHaDFp/xrhu3TabdkdZyxd HU0gQLh6p0EsNkKauvBXcT4/ZLUf6paGuFDKfSWsSOsx3Y/aOkZsVfDxzvPnOLQ91u bqUptE3GqcWTDaSLh9jWFB3yBXBUOtW1e66k6YvKrgj+XTXCJ/mBWuI2A+Qwb97FYh glRNPdw2kohcyhARw2Eg3ArJM7YgBXEhNCbuBfVKCuojfDut12ef2j6poKlQhowhxi HhJuMRxRQA+Sg== Message-ID: <50c0f184-030b-4a19-bf8a-077505170f03@kernel.org> Date: Wed, 23 Oct 2024 14:08:38 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 1/6] dt-bindings: net: wireless: update required properties for ath12k PCI module To: Raj Kumar Bhagat , ath12k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Kalle Valo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jeff Johnson , Bjorn Andersson , Konrad Dybcio , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org References: <20241023060352.605019-1-quic_rajkbhag@quicinc.com> <20241023060352.605019-2-quic_rajkbhag@quicinc.com> <87db3d68-ab1a-4cc4-9857-416de39cea0f@kernel.org> <606083d8-4332-45e4-be41-08ca5425cc03@kernel.org> <94defe49-c87a-44f6-8768-03f3d6687ac3@quicinc.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241023_050846_539501_F8E7C6B4 X-CRM114-Status: GOOD ( 20.29 ) X-BeenThere: ath12k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "ath12k" Errors-To: ath12k-bounces+ath12k=archiver.kernel.org@lists.infradead.org On 23/10/2024 12:28, Raj Kumar Bhagat wrote: > On 10/23/2024 12:29 PM, Krzysztof Kozlowski wrote: >> On 23/10/2024 08:53, Raj Kumar Bhagat wrote: >>> On 10/23/2024 12:17 PM, Krzysztof Kozlowski wrote: >>>> On 23/10/2024 08:45, Raj Kumar Bhagat wrote: >>>>> On 10/23/2024 12:05 PM, Krzysztof Kozlowski wrote: >>>>>> On 23/10/2024 08:03, Raj Kumar Bhagat wrote: >>>>>>> The current device-tree bindings for the Ath12K module list many >>>>>>> WCN7850-specific properties as required. However, these properties are >>>>>>> not applicable to other Ath12K devices. >>>>>>> >>>>>>> Hence, remove WCN7850-specific properties from the required section, >>>>>>> retaining only generic properties valid across all Ath12K devices. >>>>>>> WCN7850-specific properties will remain required based on the device's >>>>>>> compatible enum. >>>>>> Just not true. These apply to all devices described in this binding. >>>>>> >>>>>> NAK. >>>>>> >>>>>> Don't send patches for your downstream stuff. >>>>> This is not for downstream. This series is the per-requisite for ath12k >>>>> MLO support in upstream. >>>>> >>>>> In the subsequent patch [2/6] we are adding new device (QCN9274) in this >>>>> binding that do not require the WCN7850 specific properties. >>>>> >>>>> This is a refactoring patch for the next patch [2/6]. >>>> It's just wrong. Not true. At this point of patch there are no other >>>> devices. Don't refactor uselessly introducing incorrect hardware >>> Ok then, If we squash this patch with the next patch [2/6], that actually adding >>> the new device, then this patch changes are valid right? >> Yes, except I asked to have separate binding for devices with different >> interface (WSI). You add unrelated devices to same binding, growing it >> into something tricky to manage. Your second patch misses if:then >> disallwing all this WSI stuff for existing device... and then you should >> notice there is absolutely *nothing* in common. >> > > I understand your point about having separate bindings if there are no common > properties. However, the title and description of this binding indicate that it > is intended for Qualcomm ath12k wireless devices with a PCI bus. Given this, the > QCN9274 seems to fit within the same binding. Feel free to fix it. Or add common schema used by multiple bindings. > > Additionally, there will likely be more properties added in the future that could > be common. For example, the “qcom,ath12k-calibration-variant” property (which the You are supposed to add them now, not later. See writing bindings. They are supposed to be complete. > ath12k host currently doesn’t support reading and using, hence we are not adding it > now) could be a common property. What is "host"? Either the device has this property or not. Whether host supports something does not really matter, right? You have hardware property or you have it *not*. > > If you still recommend creating a separate binding for the QCN9274, we are open to > working on that. Best regards, Krzysztof